As an artist in residence at HART Haus, Sikdar has engaged in various community programs under the HUMBLE HART initiative, showcasing a deep commitment to fostering artistic collaboration and inclusivity within the community. This includes:

• HART x LST Studio Art and Community Programme, Tsuen Wan, Hong Kong

• HART x LST Studio Art and Community Pilot Programme, Kowloon City, Hong Kong

• HUMBLE HART x PAS, Hong Kong Red Cross Princess Alexandra School

• HUMBLE HART Art Everywhere, Eslite Spectrum TST, Hong Kong

• Haus Warming BODW CityProg x HART Haus, Kennedy Town, Hong Kong

• HUMBLE HART, HART Haus, Kennedy Town, Hong Kong